One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,4)(5,6,8,7)(10,15)(12,13)(16,22)(17,21)(19,20)(23,24)(9,10)(11,16)(12,15)(13,21)(14,17)(18,23)(19,22)(20,24) involution — undirected(2,4)(9,11)(10,16)(12,19)(13,20)(14,18)(15,22)(17,23)(21,24) involution — undirected(5,7,8,6)(11,18)(16,23)(19,20)(22,24)(9,12,14,13)(10,15,17,21)(11,19,18,20)(16,22,23,24)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.